import java.util.HashMap;
import java.util.Iterator;
import java.util.TreeMap;

public class PrintTest {
    public static void main(String[] args) {
        TreeMap<String,String> treeMap = new TreeMap<>();
        treeMap.put("a" , "string");
        treeMap.put("b" , "byte[]");
        treeMap.put("c" , "bool");
        treeMap.put("d" , "obj");
        treeMap.put("e" , "output");
        System.out.println(treeMap);
    }
}
